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grin007 [14]
3 years ago
11

What happens when a sound source is moving?

Biology
1 answer:
Mumz [18]3 years ago
7 0

Explanation:

It stretched or compresses the sound waves it is producing if it is relatively moving away to getting closer respectively. This is called the <u>Doppler shift effect</u>..

This is why when a wailing ambulance approached you, the pitch of its wailing is high but when it passes you and moves away from you the pitch of the wailing lowers. Remember this is happening relative to your position.

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Can someone please help me
Nadya [2.5K]

Answer:

given below in picture.

4 0
2 years ago
Hikers who found a human body at high altitude in the italian alps thought the man had died recently but tests indicated he was
Marina CMI [18]

The body was preserved because the body was frozen in the cold temperature of the Alps shortly after he died and remained frozen until it was found.

<h3>How is a body preserved?</h3>

It is common to observe that bodies are often preserved at a very low temperature hence the body was preserved because the body was frozen in the cold temperature of the Alps shortly after he died and remained frozen until it was found.

The reason why the AIDs virus which contains RNA, to insert into the DNA of a host of T-cells after the AIDs virus enters the cell is because of receptor proteins located on the surface of the virus.

The organism that lacks the ability to maintain their own metabolic pathways and can only reproduce inside of a host cell are the viruses.

The chemicals released by one type of immune cell to directly activate another type of immune cell are the cytokines.

Learn more about cytokines:brainly.com/question/12199920

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8 0
1 year ago
What is shown in the imagine <br> prokaryote<br> eukaryote<br> chloroplast<br> mitochondrion
m_a_m_a [10]

"Prokaryote" is shown in the given image.

Answer: Option A

<u>Explanation:</u>

A prokaryote is a single-cell organism which is deficient in a membranous nucleus, mitochondria, or any other membranous organs. Prokaryotes are categorized into two domains: Bacteria and Archaea. At the third domain: Eukaryota, species with nuclei and organelles are located.

The asexual prokaryotes reproduce without fusion of gametes. They are considered as first living organisms. In the prokaryotes components like proteins, DNA and metabolites, overall the intra-cellular water-soluble components are enclosed by the cell membrane as situated together in the cytoplasm, rather than in separate cellular compartments.

6 0
3 years ago
The thick fluid inside this organelle is where many of the reactions of photosynthesis take place. this fluid is called the
Law Incorporation [45]
Your answer would be Stroma 

hope this helps [:
6 0
3 years ago
An electrician is carrying out some repairs in your house. He wants to replace a fuse by a piece of wire. Would you agree? Give
DerKrebs [107]

Answer: No

Explanation:

The electrician just cannot replace any piece of wire to fuse because the ceramic that is used in case of fuse has a wire attached in it.

This wire is of  low resistance so that when there is higher voltage the wire just cannot tolerate the high voltage and wire breaks down.

Any wire just cannot be replace by the fuse because the there are some calculations which has to be made.

The wire if used should be of low resistance and more properties then only it is eligible to be replaced by fuse.

3 0
3 years ago
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